:root {
  --paper: #f4f6f2;
  --surface: #fbfcf9;
  --surface-strong: #ffffff;
  --ink: #131820;
  --ink-soft: #4f5866;
  --ink-faint: #747d89;
  --line: #d9ded8;
  --line-strong: #bfc6c0;
  --signal: #2f5bea;
  --signal-dark: #2346bd;
  --signal-soft: #e8edff;
  --focus: 0 0 0 4px rgba(47, 91, 234, .18);
  --radius: 18px;
  --radius-control: 10px;
  --shadow-stage: 0 30px 80px rgba(19, 24, 32, .14), 0 4px 16px rgba(19, 24, 32, .08);
  --font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI Variable", "Segoe UI", sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
body, button, a { font-synthesis: none; }
img { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
p, h1, h2, h3 { margin: 0; }

.skip-link { position: fixed; top: 8px; left: 8px; z-index: 100; transform: translateY(-160%); padding: 10px 14px; border-radius: var(--radius-control); background: var(--ink); color: white; font-weight: 700; }
.skip-link:focus { transform: translateY(0); }

.site-header { position: fixed; inset: 0 0 auto; z-index: 50; border-bottom: 1px solid transparent; transition: background-color .2s ease, border-color .2s ease; }
.site-header.scrolled { background: rgba(244, 246, 242, .9); border-color: rgba(19, 24, 32, .1); backdrop-filter: blur(18px); }
.nav-shell { width: min(100% - 40px, 1240px); height: 72px; margin: 0 auto; display: flex; align-items: center; gap: 30px; }
.brand-lockup { display: inline-flex; align-items: center; gap: 10px; flex: none; font-size: 15px; font-weight: 760; letter-spacing: -.02em; }
.brand-lockup img { width: 36px; height: 36px; border-radius: 9px; }
.brand-lockup b { color: var(--signal); }
.nav-links { display: flex; align-items: center; justify-content: center; gap: clamp(18px, 2.4vw, 34px); margin-left: auto; font-size: 13.5px; font-weight: 620; color: var(--ink-soft); white-space: nowrap; }
.nav-links a, .text-link { transition: color .15s ease; }
.nav-links a:hover, .text-link:hover { color: var(--signal); }
.nav-actions { display: flex; align-items: center; gap: 12px; margin-left: auto; flex: none; font-size: 13.5px; font-weight: 700; }

.button { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 0 22px; border: 1px solid var(--signal); border-radius: var(--radius-control); background: var(--signal); color: white; font-size: 14px; font-weight: 760; white-space: nowrap; cursor: pointer; transition: transform .15s ease, background-color .15s ease, border-color .15s ease; }
.button:hover { background: var(--signal-dark); border-color: var(--signal-dark); transform: translateY(-1px); }
.button:active { transform: translateY(1px); }
.button:focus-visible, a:focus-visible, button:focus-visible { outline: none; box-shadow: var(--focus); }
.button-small { min-height: 40px; padding-inline: 16px; font-size: 13px; }
.button-quiet { border-color: var(--line-strong); background: transparent; color: var(--ink); }
.button-quiet:hover { border-color: var(--ink); background: var(--ink); color: white; }
.button-inverse { background: white; border-color: white; color: var(--ink); }
.button-inverse:hover { background: var(--paper); border-color: var(--paper); color: var(--ink); }

.section { padding: clamp(88px, 10vw, 150px) 0; }
.section-shell, .hero-shell, .context-shell, .footer-shell { width: min(100% - 40px, 1240px); margin: 0 auto; }
.section-heading { max-width: 620px; }
.section-heading h2, .manifesto-copy h2, .mentor-copy h2, .final-cta h2 { font-size: clamp(2.4rem, 5vw, 4.8rem); line-height: .98; letter-spacing: -.055em; text-wrap: balance; }
.section-heading > p:not(.eyebrow), .manifesto-copy > p, .mentor-copy > p { margin-top: 24px; max-width: 56ch; color: var(--ink-soft); font-size: clamp(1rem, 1.4vw, 1.18rem); line-height: 1.65; }
.eyebrow { margin-bottom: 22px; color: var(--signal); font-family: var(--mono); font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }

.hero { min-height: 100dvh; display: grid; align-items: center; padding: 98px 0 42px; border-bottom: 1px solid var(--line); background: var(--paper); }
.hero-kicker { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 26px; padding: 11px 18px; border-radius: 999px; background: var(--signal); color: #fff; font-size: 13.5px; letter-spacing: .07em; box-shadow: 0 10px 30px rgba(47, 91, 234, .35); }
.hero-kicker::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #fff; animation: kicker-pulse 1.6s ease-in-out infinite; }
@keyframes kicker-pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: .45; transform: scale(.7); } }
.hero-shell { display: grid; grid-template-columns: minmax(0, .82fr) minmax(520px, 1.18fr); align-items: center; gap: clamp(44px, 6vw, 96px); }
.hero-copy { padding-bottom: 28px; }
.hero-copy h1 { max-width: 10.5ch; font-size: clamp(3.4rem, 6.5vw, 6.2rem); font-weight: 780; line-height: .92; letter-spacing: -.07em; text-wrap: balance; }
.hero-copy h1 span { color: var(--signal); }
.hero-sub { margin-top: 28px; max-width: 510px; color: var(--ink-soft); font-size: clamp(1.05rem, 1.5vw, 1.2rem); line-height: 1.65; }
.hero-sub strong { color: var(--ink); font-weight: 720; }
.hero-actions { display: flex; align-items: center; gap: 12px; margin-top: 32px; }
.hero-product { margin: 0; min-width: 0; }
.browser-frame {
  position: relative; overflow: hidden;
  border: 1px solid rgba(42, 48, 56, .9);
  border-radius: 18px;
  background: #0f1318;
  box-shadow:
    0 40px 100px rgba(19, 24, 32, .22),
    0 12px 28px rgba(19, 24, 32, .12),
    inset 0 1px 0 rgba(255,255,255,.06);
  transform: rotate(0.6deg) perspective(1200px) rotateY(-2deg);
  transition: transform .45s cubic-bezier(.16, 1, .3, 1), box-shadow .45s ease;
}
.browser-frame:hover {
  transform: rotate(0deg) perspective(1200px) rotateY(0deg) translateY(-6px);
  box-shadow: 0 48px 110px rgba(19, 24, 32, .26), 0 16px 32px rgba(19, 24, 32, .14);
}
.browser-bar {
  height: 40px; display: flex; align-items: center; gap: 7px; padding: 0 16px;
  border-bottom: 1px solid rgba(255, 255, 255, .07);
  background: linear-gradient(180deg, #1c222b, #151a21);
}
.browser-bar span { width: 9px; height: 9px; border-radius: 50%; }
.browser-bar span:nth-child(1) { background: #ff5f57; }
.browser-bar span:nth-child(2) { background: #febc2e; }
.browser-bar span:nth-child(3) { background: #28c840; }
.browser-frame img {
  display: block; width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover; object-position: top center;
  background: #0b0f14;
}
.hero-product figcaption {
  margin-top: 18px; color: var(--ink-faint); font-family: var(--mono);
  font-size: 11px; line-height: 1.5; text-align: right;
}

.context-strip { border-bottom: 1px solid var(--line); background: var(--surface); }
.context-shell { min-height: 88px; display: grid; grid-template-columns: 1fr 1.8fr; align-items: center; gap: 40px; }
.context-shell > p { color: var(--ink-soft); font-size: 13px; }
.context-shell > div { display: flex; justify-content: space-between; gap: 22px; overflow-x: auto; scrollbar-width: none; }
.context-shell span { flex: none; color: var(--ink); font-size: 15px; font-weight: 730; }

.manifesto { background: var(--ink); color: white; }
.manifesto-grid { display: grid; grid-template-columns: .42fr 1.35fr .72fr; gap: clamp(30px, 6vw, 90px); align-items: end; }
.manifesto-mark { align-self: start; color: var(--signal); font-size: clamp(5rem, 12vw, 10rem); font-weight: 250; line-height: .7; }
.manifesto-copy h2 { max-width: 12ch; }
.manifesto-copy > p { color: #bac1cb; }
.manifesto-note { padding-top: 22px; border-top: 1px solid #424851; }
.manifesto-note p { color: #d5d9de; font-size: 14px; line-height: 1.55; }
.manifesto-note p + p { margin-top: 8px; color: #8e97a3; }

.method { background: var(--surface); }
.method-intro { text-align: center; max-width: 720px; margin: 0 auto clamp(40px, 6vw, 72px); }
.method-intro h2 { font-size: clamp(1.9rem, 3.6vw, 2.85rem); letter-spacing: -.04em; line-height: 1.1; }
.method-lead { margin: 14px auto 0; max-width: 52ch; color: var(--ink-soft); font-size: 16px; line-height: 1.6; }
.method-grid {
  display: grid;
  grid-template-columns: 1fr minmax(260px, 360px);
  gap: clamp(40px, 7vw, 96px);
  align-items: center;
}
.method-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line-strong); }
.method-list li { display: grid; grid-template-columns: 56px 1fr; gap: 20px; padding: 26px 0 28px; border-bottom: 1px solid var(--line); }
.method-list > li > span { color: var(--signal); font-family: var(--mono); font-size: 13px; font-weight: 750; padding-top: 6px; }
.method-list h3 { font-size: clamp(1.35rem, 2.1vw, 1.85rem); line-height: 1.15; letter-spacing: -.03em; margin: 0; }
.method-list p { margin-top: 10px; max-width: 42ch; color: var(--ink-soft); font-size: 15px; line-height: 1.6; }

/* Demo do método: aparelho reto em um palco claro da marca */
.method-stage { margin: 0; background: transparent; }
.phone-stage {
  position: relative;
  display: flex; justify-content: center; align-items: center;
  padding: 28px 18px;
  border-radius: calc(var(--radius) + 8px);
  background:
    radial-gradient(ellipse 72% 58% at 50% 38%, rgba(61, 120, 255, .14), transparent 72%),
    linear-gradient(165deg, #f8faff 0%, #eef3ff 100%);
  border: 1px solid color-mix(in srgb, var(--signal) 16%, var(--line));
  box-shadow: 0 24px 60px rgba(31, 66, 140, .12);
  overflow: hidden;
}
.phone-stage::before,
.phone-stage::after { display: none !important; content: none !important; }
.phone-frame {
  position: relative;
  z-index: 1;
  width: min(100%, 300px);
  border-radius: 36px;
  padding: 10px;
  background: #0a0c10;
  border: 2px solid #3a424e;
  box-shadow: 0 20px 50px rgba(20, 32, 61, .24), inset 0 0 0 1px rgba(255,255,255,.06);
  transform: none;
  transition: transform .2s ease, box-shadow .2s ease;
}
.phone-frame:hover {
  transform: translateY(-3px);
  box-shadow: 0 26px 58px rgba(20, 32, 61, .28), inset 0 0 0 1px rgba(255,255,255,.06);
}
.phone-notch { display: none !important; }
.phone-frame .method-video,
.phone-frame video,
.phone-frame img {
  display: block; width: 100%;
  aspect-ratio: 390 / 844;
  object-fit: cover;
  object-position: center top;
  border-radius: 28px;
  background: #111;
}
.method-playback {
  position: absolute; right: 20px; bottom: 20px; z-index: 3;
  display: grid; place-items: center; width: 42px; height: 42px; padding: 0;
  border: 1px solid rgba(255,255,255,.26); border-radius: 50%;
  background: rgba(10,12,16,.74); color: #fff; cursor: pointer;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 8px 24px rgba(0,0,0,.28);
  transition: transform .15s ease, background-color .15s ease;
}
.method-playback:hover { background: rgba(10,12,16,.9); transform: translateY(-1px); }
.method-playback:active { transform: scale(.96); }
.method-playback:focus-visible { outline: 3px solid var(--signal); outline-offset: 3px; }
.method-pause-icon { display: block; width: 12px; height: 15px; border-left: 4px solid currentColor; border-right: 4px solid currentColor; }
.method-play-icon { display: none; width: 0; height: 0; margin-left: 3px; border-top: 8px solid transparent; border-bottom: 8px solid transparent; border-left: 13px solid currentColor; }
.method-playback.is-paused .method-pause-icon { display: none; }
.method-playback.is-paused .method-play-icon { display: block; }
.method-steps {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 22px;
}
.method-chip {
  display: inline-flex; align-items: center; gap: 8px; min-height: 42px; padding: 0 18px;
  border: 1px solid var(--line-strong); border-radius: 999px; background: var(--surface);
  color: var(--ink-soft); font-size: 13px; font-weight: 680; cursor: pointer;
  transition: border-color .18s ease, color .18s ease, background-color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.method-chip b { color: var(--signal); font-family: var(--mono); font-size: 11px; }
.method-chip:hover {
  border-color: var(--signal); color: var(--ink);
  transform: translateY(-1px);
}
.method-chip.active {
  border-color: var(--signal);
  background: var(--signal-soft);
  color: var(--ink);
  box-shadow: 0 6px 18px color-mix(in srgb, var(--signal) 18%, transparent);
}
.method-stage figcaption {
  margin-top: 16px; text-align: center;
  color: var(--ink-faint); font-family: var(--mono); font-size: 11px; line-height: 1.5;
}

.product { background: var(--paper); overflow: hidden; }
.product-heading { margin-left: 8.333%; }
.product-stage { margin: clamp(58px, 7vw, 96px) 0 0; }
.product-stage > img { display: block; width: 100%; border: 1px solid var(--line-strong); border-radius: var(--radius); background: white; box-shadow: var(--shadow-stage); }
.product-stage figcaption { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 22px; background: var(--line); border: 1px solid var(--line); }
.product-stage figcaption span { padding: 18px 20px; background: var(--paper); color: var(--ink-soft); font-size: 13px; line-height: 1.5; }
.product-stage figcaption b { display: block; margin-bottom: 3px; color: var(--ink); }

.feature-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; margin-top: 22px; border: 1px solid var(--line); background: var(--line); }
.feature-card { padding: 24px 22px 26px; background: var(--paper); }
.feature-card h3 { font-size: 17px; letter-spacing: -.02em; }
.feature-card p { margin-top: 10px; color: var(--ink-soft); font-size: 13.5px; line-height: 1.55; }
.feature-card span { display: block; margin-top: 14px; color: var(--ink-faint); font-family: var(--mono); font-size: 10.5px; letter-spacing: .04em; text-transform: uppercase; }

.feature-grid-4 { grid-template-columns: repeat(4, 1fr); }

.escolas { background: var(--surface); border-top: 1px solid var(--line); }
.escolas-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(48px, 8vw, 120px); align-items: center; }
.escolas-copy h2 { max-width: 15ch; font-size: clamp(2.2rem, 4.2vw, 3.8rem); line-height: 1; letter-spacing: -.05em; text-wrap: balance; }
.escolas-copy > p { margin-top: 24px; max-width: 50ch; color: var(--ink-soft); font-size: clamp(1rem, 1.4vw, 1.15rem); line-height: 1.65; }
.escolas-copy .button { margin-top: 30px; }
.escolas-list { margin: 0; padding: 0; list-style: none; border-top: 2px solid var(--ink); }
.escolas-list li { position: relative; padding: 18px 0 18px 30px; border-bottom: 1px solid var(--line); color: var(--ink-soft); font-size: 14.5px; line-height: 1.55; }
.escolas-list li::before { content: "✓"; position: absolute; left: 2px; top: 17px; color: var(--signal); font-weight: 800; }
.escolas-list strong { color: var(--ink); font-weight: 720; }

.comparison { background: var(--surface); border-top: 1px solid var(--line); }
.comparison-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(54px, 9vw, 130px); align-items: start; }
.comparison .section-heading h2 { font-size: clamp(2.5rem, 4.5vw, 4.2rem); }
.comparison-table { border-top: 2px solid var(--ink); }
.comparison-table > div { display: grid; grid-template-columns: 1fr 1fr; gap: 38px; padding: 22px 6px; border-bottom: 1px solid var(--line); }
.comparison-table .comparison-head { color: var(--ink-faint); font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.comparison-table p { font-size: 14px; line-height: 1.5; }
.comparison-table p:first-child { color: var(--ink-faint); text-decoration: line-through; text-decoration-thickness: 1px; }
.comparison-table p:last-child { color: var(--ink); font-weight: 680; }

.pricing { background: var(--paper); }
.pricing-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 1px; margin-top: 68px; border: 1px solid var(--line-strong); background: var(--line-strong); }
.price-plan { display: grid; align-content: start; padding: clamp(30px, 4.5vw, 58px); background: var(--surface); }
.price-plan-featured { background: var(--signal); color: white; }
.plan-title { display: flex; justify-content: space-between; gap: 24px; align-items: baseline; }
.plan-title h3 { font-size: clamp(1.8rem, 3vw, 3rem); letter-spacing: -.045em; }
.plan-title p { color: var(--ink-soft); font-size: 13px; }
.price-plan-featured .plan-title p { color: #dbe3ff; }
.price { display: flex; align-items: baseline; gap: 8px; margin-top: 40px; }
.price strong { font-size: clamp(2.5rem, 4vw, 4.4rem); line-height: 1; letter-spacing: -.055em; }
.price span { color: var(--ink-faint); font-size: 13px; }
.price-plan-featured .price span { color: #dbe3ff; }
.price-line { margin-top: 32px; }
.price-line .price { margin-top: 4px; }
.old-price { color: #dbe3ff; font-size: 13px; text-decoration: line-through; }
.price-plan ul { min-height: 194px; margin: 38px 0 30px; padding: 28px 0 0; border-top: 1px solid var(--line); list-style: none; }
.price-plan-featured ul { border-color: rgba(255, 255, 255, .28); }
.price-plan li { position: relative; padding: 8px 0 8px 24px; color: var(--ink-soft); font-size: 14px; line-height: 1.45; }
.price-plan li::before { content: "✓"; position: absolute; left: 0; color: var(--signal); font-weight: 800; }
.price-plan-featured li { color: white; }
.price-plan-featured li::before { color: white; }
.price-plan .button { width: 100%; }
.price-plan-featured .button { background: white; border-color: white; color: var(--signal-dark); }
.price-plan-featured .button:hover { background: var(--ink); border-color: var(--ink); color: white; }
.pricing-note { margin-top: 18px; color: var(--ink-faint); font-size: 12px; }

.mentor { background: var(--ink); color: white; }
.mentor-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(60px, 10vw, 150px); align-items: center; }
.mentor-copy h2 { max-width: 14ch; font-size: clamp(2.4rem, 4.8vw, 4.8rem); }
.mentor-copy > p { color: #b8c0ca; }
.text-arrow { display: inline-flex; gap: 10px; margin-top: 30px; color: #cbd6ff; font-size: 14px; font-weight: 700; }
.text-arrow span { color: var(--signal); }
.mentor-plans { border-top: 1px solid #434a54; }
.mentor-plans > div { display: grid; grid-template-columns: 1fr auto; gap: 8px 24px; padding: 24px 0; border-bottom: 1px solid #434a54; }
.mentor-plans strong { font-size: 17px; }
.mentor-plans span { grid-row: 2; color: #929ca9; font-size: 12px; }
.mentor-plans b { grid-row: 1 / 3; grid-column: 2; align-self: center; color: white; font-size: 14px; }

.faq-section { background: var(--surface); }
.faq-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(60px, 10vw, 150px); align-items: start; }
.faq-section .section-heading { position: sticky; top: 110px; }
.faq-list { border-top: 2px solid var(--ink); }
.faq { border-bottom: 1px solid var(--line); }
.faq-btn { width: 100%; min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 20px 2px; border: 0; background: transparent; color: var(--ink); text-align: left; font-size: 16px; font-weight: 700; cursor: pointer; }
.faq-ic { position: relative; width: 18px; height: 18px; flex: none; transition: transform .2s ease; }
.faq-ic::before, .faq-ic::after { content: ""; position: absolute; top: 8px; left: 2px; width: 14px; height: 2px; background: var(--signal); }
.faq-ic::after { transform: rotate(90deg); }
.faq-btn[aria-expanded="true"] .faq-ic { transform: rotate(45deg); }
.faq-body { max-height: 0; overflow: hidden; transition: max-height .32s cubic-bezier(.16, 1, .3, 1); }
.faq-body p { padding: 0 42px 24px 2px; max-width: 64ch; color: var(--ink-soft); font-size: 14px; line-height: 1.65; }

.final-cta { padding-top: 44px; background: var(--surface); }
.final-cta-shell { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 30px; padding: clamp(34px, 5vw, 60px); border-radius: var(--radius); background: var(--signal); color: white; }
.final-cta-shell img { width: 66px; height: 66px; border-radius: 16px; }
.final-cta h2 { font-size: clamp(2rem, 3.5vw, 3.5rem); }
.final-cta p { margin-top: 10px; color: #dbe3ff; font-size: 14px; }

.site-footer { padding: 54px 0 34px; background: var(--surface); }
.footer-shell { display: grid; grid-template-columns: 1fr auto auto; align-items: end; gap: 38px; padding-top: 36px; border-top: 1px solid var(--line); }
.footer-social { display: flex; gap: 10px; }
.footer-social a { display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid var(--line-strong); border-radius: 50%; color: var(--ink-soft); transition: color .15s ease, border-color .15s ease; }
.footer-social a:hover { color: var(--signal); border-color: var(--signal); }
.footer-shell strong { font-size: 15px; }
.footer-shell > div p { margin-top: 6px; color: var(--ink-faint); font-size: 12px; }
.footer-shell nav { display: flex; gap: 24px; color: var(--ink-soft); font-size: 12px; font-weight: 650; }
.footer-shell > p { grid-column: 1 / -1; color: var(--ink-faint); font-size: 11px; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s cubic-bezier(.16, 1, .3, 1), transform .6s cubic-bezier(.16, 1, .3, 1); }
.reveal.in { opacity: 1; transform: none; }
.delay-1 { transition-delay: .08s; }
.delay-2 { transition-delay: .16s; }
.delay-3 { transition-delay: .24s; }

.mobile-cta { position: fixed; inset: auto 0 0; z-index: 45; display: none; padding: 10px 14px calc(10px + env(safe-area-inset-bottom)); border-top: 1px solid var(--line); background: rgba(244, 246, 242, .95); backdrop-filter: blur(16px); transform: translateY(120%); transition: transform .24s ease; }
.mobile-cta.show { transform: none; }
.mcta-inner { display: flex; align-items: center; gap: 12px; max-width: 560px; margin: 0 auto; }
.mcta-text { display: grid; gap: 2px; }
.mcta-text strong { font-size: 13px; }
.mcta-text span { color: var(--ink-faint); font-size: 11px; }
.mcta-inner .button { margin-left: auto; }

@media (max-width: 1050px) {
  .nav-links { display: none; }
  .hero { min-height: auto; padding-top: 122px; }
  .hero-shell { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .hero-copy h1 { max-width: 12ch; }
  .hero-product { max-width: 820px; }
  .context-shell { grid-template-columns: 1fr; gap: 14px; padding-block: 22px; }
  .context-shell > div { justify-content: flex-start; }
  .manifesto-grid { grid-template-columns: auto 1fr; }
  .manifesto-note { grid-column: 2; }
  .method-grid, .comparison-grid, .faq-grid { grid-template-columns: 1fr; }
  .method-grid { gap: 40px; }
  .phone-frame { width: min(100%, 280px); transform: none; }
  .phone-frame:hover { transform: translateY(-2px); }
  .method .section-heading, .faq-section .section-heading { position: static; }
  .product-heading { margin-left: 0; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card:last-child { grid-column: 1 / -1; }
  .feature-grid-4 .feature-card:last-child { grid-column: auto; }
  .mentor-grid, .escolas-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav-shell, .section-shell, .hero-shell, .context-shell, .footer-shell { width: min(100% - 30px, 1240px); }
  .site-header { background: rgba(244, 246, 242, .9); border-color: rgba(19, 24, 32, .08); backdrop-filter: blur(16px); }
  .nav-shell { height: 64px; gap: 12px; }
  .brand-lockup span { display: none; }
  .brand-lockup img { width: 38px; height: 38px; }
  .nav-actions { gap: 8px; }
  .nav-actions .text-link { display: none; }
  .section { padding: 78px 0; }
  .eyebrow { margin-bottom: 16px; }
  .hero { padding: 96px 0 32px; }
  .hero-copy { padding-bottom: 0; }
  .hero-copy h1 { max-width: 10.5ch; font-size: clamp(3rem, 15vw, 4.4rem); }
  .hero-sub { margin-top: 22px; font-size: 16px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .browser-frame { border-radius: 14px; transform: none; }
  .browser-bar { height: 28px; }
  .hero-product figcaption { text-align: left; }
  .context-shell > div { padding-bottom: 4px; }
  .manifesto-grid { grid-template-columns: 1fr; }
  .manifesto-mark { font-size: 6rem; }
  .manifesto-note { grid-column: auto; }
  .method-list li { grid-template-columns: 46px 1fr; gap: 16px; padding: 24px 0 28px; }
  .product-stage figcaption { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card:last-child { grid-column: auto; }
  .escolas-copy .button { width: 100%; }
  .method-steps { gap: 8px; }
  .method-chip { min-height: 36px; padding: 0 12px; font-size: 12px; }
  .comparison-table > div { gap: 16px; padding: 18px 2px; }
  .comparison-table p { font-size: 13px; }
  .pricing-grid { grid-template-columns: 1fr; margin-top: 46px; }
  .price-plan ul { min-height: auto; }
  .plan-title { display: block; }
  .plan-title p { margin-top: 8px; }
  .final-cta-shell { grid-template-columns: 1fr; text-align: left; }
  .final-cta-shell img { width: 58px; height: 58px; }
  .final-cta-shell .button { width: 100%; }
  .footer-shell { grid-template-columns: 1fr; align-items: start; }
  .footer-shell nav { flex-wrap: wrap; }
  .footer-shell > p { grid-column: auto; }
  .mobile-cta { display: block; }
  .site-footer { padding-bottom: calc(112px + env(safe-area-inset-bottom)); }
}

@media (max-width: 390px) {
  .nav-actions .button { padding-inline: 12px; }
  .mcta-text span { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .browser-frame { transform: none; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #101318;
    --surface: #171b22;
    --surface-strong: #1d222b;
    --ink: #f0f2ed;
    --ink-soft: #b5bdc8;
    --ink-faint: #818b99;
    --line: #2a3039;
    --line-strong: #3a424d;
    --signal: #7594ff;
    --signal-dark: #98adff;
    --signal-soft: #222b4c;
    --focus: 0 0 0 4px rgba(117, 148, 255, .24);
    --shadow-stage: 0 30px 80px rgba(0, 0, 0, .42), 0 4px 16px rgba(0, 0, 0, .28);
  }
  .site-header.scrolled, .site-header { background: rgba(16, 19, 24, .9); }
  .hero-kicker { color: #101318; box-shadow: 0 10px 30px rgba(117, 148, 255, .22); }
  .hero-kicker::before { background: #101318; }
  .button { color: #101318; }
  .button-quiet { color: var(--ink); }
  .button-quiet:hover { background: var(--ink); border-color: var(--ink); color: #101318; }
  .button-inverse { color: #131820; }
  .browser-frame { border-color: #4a5260; }
  .manifesto, .mentor { background: #0b0e12; color: #f0f2ed; }
  .manifesto-copy > p, .mentor-copy > p { color: #b8c0ca; }
  .manifesto-note p { color: #d5d9de; }
  .price-plan-featured { color: #101318; }
  .price-plan-featured .plan-title p,
  .price-plan-featured .price span,
  .price-plan-featured .old-price { color: #202a46; }
  .price-plan-featured ul { border-color: rgba(16, 19, 24, .24); }
  .price-plan-featured li { color: #101318; }
  .price-plan-featured li::before { color: #101318; }
  .final-cta-shell { color: #101318; }
  .final-cta p { color: #202a46; }
  .mobile-cta { background: rgba(16, 19, 24, .95); }
}

@media print {
  .site-header, .mobile-cta { display: none; }
  .hero { padding-top: 30px; }
}